Subject :NSO Class : Class 9
Which of the following statements about characteristics of organelles are correct?
(i) Chloroplast contains its own DNA.
(ii) Lysosomes are specialised structures that eat worn out cell organelles.
(iii) Ribosomes are only found attached to endoplasmic reticulum.
(iv) Thread-like structures called genes are present in the nucleus.
A(i) and (ii) only
B(i) only
C(ii) and (iv) only
D(iii) and (iv) only
Shouldn't the answer be A ?